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Finding the Third Proportional to 239,572 and 359,328

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Solution

The third proportional to 239,572 and 359,328 is: 538,947.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,572 : 359,328 = 359,328 : x
  2. Step 2: Convert to fraction form
    239,572/359,328 = 359,328/x
  3. Step 3: Cross multiply
    239,572x = 359,328 × 359,328
  4. Step 4: Simplify right side
    239,572x = 129,116,611,584
  5. Step 5: Solve for x
    x = 129,116,611,584/239,572
  6. Step 6: Final answer
    x = 538,947.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.